steven0461 comments on Return of the Survey - Less Wrong

13 Post author: Yvain 03 May 2009 02:10AM

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Comment author: steven0461 07 May 2009 04:27:06PM *  1 point [-]

The probabilities for life in different galaxies aren't independent if you're uncertain about the fraction of stars/galaxies that spawn life. You could think that with p=.5 life is super-rare and with p=.5 life is super-common; then you'd put .5 on both questions.